[Gluster-users] NFS mounts with glusterd on localhost - reliable or not?

[Whit Blauvelt]

Say, is it possible to compile a kernel without whatever part of its NFS
support competes with Gluster's locking? 

Whit

On Fri, Jul 13, 2012 at 08:14:27AM -0400, Rajesh Amaravathi wrote:
> I hope you do realize that two NLM implementations of the same version
> cannot operate simultaneously in the same machine. I really look forward
> to a solution to make this work, that'd be something.
> 
> Regards, 
> Rajesh Amaravathi, 
> Software Engineer, GlusterFS 
> RedHat Inc. 
> 
> ----- Original Message -----
> From: "David Coulson" <david at davidcoulson.net>
> To: "Rajesh Amaravathi" <rajesh at redhat.com>
> Cc: "Tomasz Chmielewski" <mangoo at wpkg.org>, "Gluster General Discussion List" <gluster-users at gluster.org>
> Sent: Friday, July 13, 2012 5:28:04 PM
> Subject: Re: [Gluster-users] NFS mounts with glusterd on localhost - reliable or not?
> 
> Was that introduced by the same person who thought that binding to 
> sequential ports down from 1024 was a good idea?
> 
> Considering how hard RedHat was pushing Gluster at the Summit a week or 
> two ago, it seems like they're making it hard for people to really 
> implement it in any capacity other than their Storage Appliance product.
> 
> Luckily I don't need locking yet, but I suppose RedHat will be happy 
> when I do since I'll need to buy more GFS2 Add-Ons for my environment :-)
> 
> David
> 
> On 7/13/12 7:49 AM, Rajesh Amaravathi wrote:
> > Actually, if you want to mount *any* nfs volumes(of Gluster) OR
> > exports (of kernel-nfs-server), you cannot do it with locking on
> > a system where a glusterfs(nfs process) is running(since 3.3.0).
> > However, if its ok to mount without locking, then you should be
> > able to do it on localhost.
> >
> > Regards,
> > Rajesh Amaravathi,
> > Software Engineer, GlusterFS
> > RedHat Inc.
> >
> > ----- Original Message -----
> > From: "David Coulson" <david at davidcoulson.net>
> > To: "Tomasz Chmielewski" <mangoo at wpkg.org>
> > Cc: "Rajesh Amaravathi" <rajesh at redhat.com>, "Gluster General Discussion List" <gluster-users at gluster.org>
> > Sent: Friday, July 13, 2012 3:16:38 PM
> > Subject: Re: [Gluster-users] NFS mounts with glusterd on localhost - reliable or not?
> >
> >
> > On 7/13/12 5:29 AM, Tomasz Chmielewski wrote:
> >> Killing the option to use NFS mounts on localhost is certainly quite
> >> the opposite to my performance needs!
> >>
> > He was saying you can't run kernel NFS server and gluster NFS server at
> > the same time, on the same host. There is nothing stopping you from
> > mounting localhost:/volume on all your boxes. That is exactly how our
> > 3.2.5 and 3.3.0 environments access volumes for the performance reasons
> > you identified.
> 
> 
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